:root{color:#292820;--text:#292820;--muted:#77756c;--accent:#58745b;--border:#e7e4dc;background:#faf9f6;font-family:Arial,sans-serif}body{flex-direction:column;min-height:100vh;margin:0;display:flex}site-header,site-footer{width:calc(100% - 40px);max-width:720px;margin:0 auto;display:block}main{flex:1;width:calc(100% - 40px);max-width:720px;margin:0 auto}a{transition:color .15s}a:hover{color:var(--accent)}